<template>
    <div class="app-container">
        <!--查询表单-->
        <div class="search-div">
            <el-form label-width="70px" size="small">
                <el-row>
                <el-col :span="24">
                    <el-form-item label="角色名称">
                    <el-input style="width: 100%" v-model="searchObj.roleName" placeholder="角色名称"></el-input>
                    </el-form-item>
                </el-col>
                </el-row>
                <el-row style="display:flex">
                <el-button type="primary" icon="el-icon-search" size="mini" :loading="loading" @click="fetchData()">搜索</el-button>
                <el-button icon="el-icon-refresh" size="mini" @click="resetData()">重置</el-button>
                <!-- 工具条 -->
                <!-- <div class="tools-div">
                        <el-button type="success" icon="el-icon-plus" size="mini" @click="add">添 加</el-button>
                 </div> -->
                 <!-- <el-button type="success" icon="el-icon-plus" size="mini" @click="add">添 加</el-button> -->
                 <el-button type="success" icon="el-icon-plus" size="mini" @click="add" :disabled="$hasBP('bnt.sysRole.add')  === false">添 加</el-button>
                 <el-button class="btn-add" size="mini" @click="batchRemove()" >批量删除</el-button>
                </el-row>
            </el-form>
            </div>
            
    <!-- 表格 -->
    <el-table
      v-loading="listLoading"
      :data="list"
      stripe
      border
      style="width: 100%;margin-top: 10px;"
      @selection-change="handleSelectionChange">

      <el-table-column type="selection"/>

      <el-table-column
        label="序号"
        width="70"
        align="center">
        <template slot-scope="scope">
          {{ (page - 1) * limit + scope.$index + 1 }}
        </template>
      </el-table-column>

      <el-table-column prop="roleName" label="角色名称" />
      <el-table-column prop="roleCode" label="角色编码" />
      <el-table-column prop="description" label="角色描述" />
      <el-table-column prop="createTime" label="创建时间" width="160"/>
      <el-table-column label="操作" width="200" align="center">
        <template slot-scope="scope">
          <el-button type="primary" icon="el-icon-edit" size="mini" @click="edit(scope.row.id)" title="修改"/>
          <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeDataById(scope.row.id)" title="删除"/>
          <el-button type="warning" icon="el-icon-baseball" size="mini" @click="showAssignAuth(scope.row)" title="分配权限"/>
        </template>
      </el-table-column>
      
    </el-table>
    <el-dialog title="添加/修改" :visible.sync="dialogVisible" width="40%" >
      <el-form ref="dataForm" :model="sysRole" label-width="150px" size="small" style="padding-right: 40px;">
        <el-form-item label="角色名称">
          <el-input v-model="sysRole.roleName"/>
        </el-form-item>
        <el-form-item label="角色编码">
          <el-input v-model="sysRole.roleCode"/>
        </el-form-item>
        <el-form-item label="角色描述">
          <el-input v-model="sysRole.description"/>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="cancel()" size="small" icon="el-icon-refresh-right">取 消</el-button>
        <el-button type="primary" icon="el-icon-check" @click="saveOrUpdate()" size="small">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 分页组件 -->
    <el-pagination
        :current-page="page"
        :total="total"
        :page-size="limit"
        style="padding: 30px 0; text-align: center;"
        layout="total, prev, pager, next, jumper"
        @current-change="fetchData"
    />
  </div>
  
  </template>
  <script>
  import api from '@/api/system/sysRole'
  export default {
    // 定义数据模型
      // 定义数据模型
  data() {
    return {
      list: [], // 列表
      total: 0, // 总记录数
      page: 1, // 页码
      limit: 3, // 每页记录数
      searchObj: {}, // 查询条件
      multipleSelection: [],// 批量删除选中的记录列表

      dialogVisible: false,//弹出框是否显示
      sysRole: {},
      saveBtnDisabled: false,

      multipleSelection: [],//批量删除
    }
  },
    // 页面渲染成功后获取数据
    created() {
      this.fetchData()
    },
    // 定义方法
    methods: {
        /**
         * 分页查询
         * @param {*} current 
         */
      fetchData(current=1) {
        this.page=current;
           api.getPageList(this.page,this.limit,this.searchObj).then(response=>{
            this.list=response.data.records;
            this.total=response.data.total
           })
      },
      /**
       *   通过id删除
       * @param {*} id 
       */
      removeDataById(id){
        this.$confirm('此操作将永久删除该记录, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
    }).then(() => { // promise
        // 点击确定，远程调用ajax
        return api.deletById(id);
    }).then((response) => {
        this.fetchData();
        this.$message.success(response.message || '删除成功')
    })

      },
      /**
       * 修改
       * @param {*} id 
       */
      edit(id){
        api.findById(id).then(response=>{
          this.sysRole = response.data;
          this.dialogVisible = true;
        })
     
      },
      /**
       * 重置
       */
      resetData(){
        this.searchObj={},
        this.fetchData()
      },
      /**
       * 添加
       */
      add(){
        this.dialogVisible = true
      },
      saveOrUpdate(){
       api.saveOrUpdate(this.sysRole)
       .then((response) => {
       this.fetchData(this.page);
       this.$message.success(response.message || '添加成功')
        })
        this.cancel();
      },
      /**
       * 取消方法
       */
      cancel(){
        this.sysRole={}
        this.dialogVisible = false
      
      },
      /**
       * 更改复选框选项
       * @param {*} selection 
       */
      handleSelectionChange(selection) {
        console.log(selection)
        this.multipleSelection = selection
      },
      /**
       * 批量删除
       */
      batchRemove(){
        if (this.multipleSelection.length === 0) {
          this.$message.warning('请选择要删除的记录！')
          return
        }
        this.$confirm('此操作将永久删除该记录, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          // 点击确定，远程调用ajax
          // 遍历selection，将id取出放入id列表
          var idList = []
          this.multipleSelection.forEach(item => {
            idList.push(item.id)
          })
          // 调用api
          return api.batchRemove(idList)
        }).then((response) => {
          this.fetchData()
          this.$message.success(response.message)
        })
      },
      showAssignAuth(row) {
        this.$router.push('/system/assignAuth?id='+row.id+'&roleName='+row.roleName);
      }

    }
  }
  </script>